I can't make uppercase of turkish characters like Giriş
Tex converts it to GIRIş
instead of GİRİŞ
.. It's making me crazy.
%this is mwe i guess
\documentclass[12pt,a4paper]{article}
\usepackage[utf8]{inputenc}
\usepackage{titlesec}
\usepackage[T1]{fontenc}
\usepackage[turkish]{babel}
\usepackage{pslatex}
\begin{document}
\uppercase{Giriş}
\end{document}